# 531 9th Avenue, Manhattan, NY 10018

BBL 1007370035 · Block 737 · Lot 35 · BIN 1012997  
Canonical page: https://nycpropertyfacts.com/ny/manhattan/531-9th-avenue-1007370035  
Last updated: 2026-11-04 · Open-item counts as of 2026-11-05

## Summary

531 9th Avenue (Manhattan, NY 10018; tax lot BBL 1007370035) is a 1-unit office building (building class O9: office building (subtype O9)), built around 1900, on a 1,300 sq ft lot zoned C1-7A. City tax records list the owner as 531 NINTH AVE CORP. The Department of Finance's final market value for tax year 2027 is $1,080,000. As of November 5, 2026, NYC Open Data shows two DOB jobs with a permit issued but no sign-off, one active ECB violation and five OATH tickets with an unpaid balance. There were four 311 requests in the past 12 months and no HPD complaints since 2019. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)

How to cite: NYC Property Facts, “531 9th Avenue, Manhattan, NY 10018 (BBL 1007370035)”, data as of 2026-11-05, https://nycpropertyfacts.com/ny/manhattan/531-9th-avenue-1007370035. Source: NYC Open Data.

## Open items

| Item | Count |
|---|---|
| Open DOB jobs (permit issued, not signed off) | 2 |
| Active DOB violations | 0 |
| Active ECB violations | 1 |
| Open HPD violations | 0 |
| OATH tickets with unpaid balance | 5 |

## Lot & building

- Owner of record: 531 NINTH AVE CORP
- Building class: O9 – Office building (subtype O9)
- Year built: 1900
- Floors: 4
- Units: 1 residential / 4 total
- Lot area: 1,300 sq ft · Building area: 4,000 sq ft
- Zoning: C1-7A, HY
- Source: PLUTO (Dept. of City Planning) (https://data.cityofnewyork.us/d/64uk-42ks), data as of 2026-11-05

## Tax assessment

- Tax year 2027 (final roll): market value $1,080,000, assessed value $486,000, tax class 4
- Source: DOF Property Valuation and Assessment Data (https://data.cityofnewyork.us/d/8y4t-faws)

## Sales & deeds (ACRIS)

Deeds recorded with the City Register. amount 0 usually means a non-market transfer. lots_in_deed > 1 means the price covers several lots.

| Date | Status | Description | Source |
|---|---|---|---|
| 1985-12-03 | recorded (DEED) | DEED dated 1985-12-03 from FEDER, JOSEPH to 531 NINTH AVE CORP, no price stated ($0). | bnx9-e6tj |

## Open DOB jobs and recent work permits

A DOB "job" is an application to do construction work. status "open" = a permit was issued but DOB has no record of final sign-off. Work permits are listed with type "work_permit" and their DOB permit status (they are not counted as open items).

| Date | Status | Description | Source |
|---|---|---|---|
| 1994-02-10 | open (PERMIT ISSUED - ENTIRE JOB/WORK) | BIS job 100772380 (A2 – Alteration with multiple work types (no change to use/occupancy)): PERMIT ISSUED - ENTIRE JOB/WORK — permit issued, no sign-off on record. INSTALLATION OF NEW BOILER. NO CHANGE OF USE, OCCUPANCY, OR EGRESS. | ic3t-wcy2 |
| 1992-08-10 | open (PERMIT ISSUED - ENTIRE JOB/WORK) | BIS job 100462456 (A1 – Major alteration (changes use, egress or occupancy)): PERMIT ISSUED - ENTIRE JOB/WORK — permit issued, no sign-off on record. NEW C.O REQUIRED.ALL PLUMBING FIX. TO BE REPLACED ON EXSTG ROUGHINGS. OFFICES AT SECOND AND THIRD FLRS, CARE T AKER'S RESIDENCE AT FOURTH FLOOR. (BLDG HAS NO C.O.). | ic3t-wcy2 |
| 1994-05-02 | n/a (ISSUED (initial)) | BIS work permit for job 100772380: Equipment work / Boiler. Issued 1994-05-02, expires 1996-05-02. | ipu4-2q9a |
| 1993-07-16 | n/a (ISSUED (initial)) | BIS work permit for job 100462456: Plumbing / Plumbing. Issued 1993-07-16, expires 1994-01-21. | ipu4-2q9a |
| 1993-06-11 | n/a (ISSUED (initial)) | BIS work permit for job 100462456: Alteration. Issued 1993-06-11, expires 1993-08-22. | ipu4-2q9a |
| 1993-06-11 | n/a (ISSUED (initial)) | BIS work permit for job 100462456: Alteration. Issued 1993-06-11, expires 1993-08-22. | ipu4-2q9a |

## Open violations (DOB, ECB, HPD)

status "open" = DOB violation category is ACTIVE, ECB violation status is ACTIVE, or HPD violation status is Open.

| Date | Status | Description | Source |
|---|---|---|---|
| 2007-04-27 | open (violation status ACTIVE; hearing status IN VIOLATION; certification NO COMPLIANCE RECORDED) | ECB (DOB) violation, hazardous: FAILURE TO MAINTAIN:FAILURE TO RETAIN WATER/IMPROPER DRAINAGE(LL 103/89)DEFECTS OBSERVED:ACCUMULATION OF WATER IN BACKYARD NO DRAIN VISIBLE AT TIME OF INSPECTION.REMEDY:REPAIR AND/OR REPLACE DEFECTS PROVIDE PRO. Violation status (DOB): active (open; not resolved in DOB records). Hearing/penalty status: found in violation. Certification of correction: no compliance recorded. | 6bgk-3dad |

## OATH tickets with unpaid balance or pending

status "open" = balance due > $0 after a decision (cases awaiting a hearing are "pending"). default=true means the respondent did not appear.

| Date | Status | Description | Source |
|---|---|---|---|
| 2026-03-25 | open (DEFAULTED · DEFAULTED) | OATH ticket from Police Department: OPEN CONTAINER CONSUMPTION OF ALCOHOL ON STREETS. Unpaid balance $25. Respondent defaulted (did not appear). | jz4z-kudi |
| 2025-09-30 | open (DEFAULTED · DEFAULTED) | OATH ticket from Police Department: OPEN CONTAINER CONSUMPTION OF ALCOHOL ON STREETS. Unpaid balance $25. Respondent defaulted (did not appear). | jz4z-kudi |
| 2025-02-14 | open (DOCKETED · DEFAULTED) | OATH ticket from Dep - Bureau Of Env. Complianc: IDLING OF MOTOR VEHICLE ENGINE MORE THAN THREE MINUTES 1ST OFF. Unpaid balance $1,300. Respondent defaulted (did not appear). | jz4z-kudi |
| 2024-07-09 | open (DOCKETED · DEFAULTED) | OATH ticket from Fire Department Of Nyc: INSPECTION AND TESTING. Unpaid balance $2,000. Respondent defaulted (did not appear). | jz4z-kudi |
| 2024-05-30 | open (DOCKETED · DEFAULTED) | OATH ticket from Dep - Bureau Of Env. Complianc: IDLING OF MOTOR VEHICLE ENGINE MORE THAN THREE MINUTES 1ST OFF. Unpaid balance $1,300. Respondent defaulted (did not appear). | jz4z-kudi |

## Complaints (HPD since 2019, 311 last 12 months)

Complaints are reports, not violations. status mirrors the published complaint / request status.

| Date | Status | Description | Source |
|---|---|---|---|
| 2026-05-27 | closed (Closed) | 311 request to NYPD: Illegal Parking – Posted Parking Sign Violation. | erm2-nwe9 |
| 2026-04-18 | closed (Closed) | 311 request to DCWP: Consumer Complaint – Smoking, Cigar, or Vape Store. | erm2-nwe9 |
| 2026-02-12 | closed (Closed) | 311 request to NYPD: Urinating in Public – N/A. | erm2-nwe9 |
| 2025-12-13 | closed (Closed) | 311 request to NYPD: Panhandling – N/A. | erm2-nwe9 |

## Owners & contacts

Owner of record comes from city tax records (PLUTO) and can lag behind recent sales.

| Date | Status | Description | Source |
|---|---|---|---|
| 2026-08-24 | current | City tax records (PLUTO) list the owner as 531 NINTH AVE CORP. | 64uk-42ks |
| 1985-12-03 | recorded | Grantee (buyer) on the most recent deed (DEED, 1985-12-03). | 636b-3b5g |

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Independent site. Data from NYC Open Data; not affiliated with the City of New York. Not a title search or official record; verify with the issuing agency. JSON: https://nycpropertyfacts.com/api/v1/property/1007370035